package com.web.controller;

import com.alibaba.fastjson2.JSON;
import com.web.entity.PageVO;
import com.web.entity.ResponseResult;
import com.web.entity.Student;
import com.web.service.StudentService;
import com.web.service.impl.StudentServiceImpl;

import javax.servlet.ServletException;
import javax.servlet.annotation.WebServlet;
import javax.servlet.http.HttpServlet;
import javax.servlet.http.HttpServletRequest;
import javax.servlet.http.HttpServletResponse;
import java.io.IOException;
import java.util.List;

@WebServlet("/findStudentsPage")
public class FindStudentsPageServlet extends HttpServlet {

    @Override
    protected void doGet(HttpServletRequest req, HttpServletResponse resp) throws ServletException, IOException {
        //获得参数
        String current = req.getParameter("current");
        String pageSize = req.getParameter("pageSize");
        int cur = 1;
        if(current != null){
            cur = Integer.parseInt(current);
        }
        int pSize = 10;
        if(pageSize != null){
            pSize = Integer.parseInt(pageSize);
        }
        StudentService studentService = new StudentServiceImpl();
        PageVO students = studentService.findStudentPage(cur,pSize);
        //封装到响应结果中
        ResponseResult result = new ResponseResult(200,"OK",students);
        //发送对象给前端
        resp.getWriter().write(JSON.toJSONString(result));
    }
}
